CONTENTS. 



Xlll 



No. 



XVIII. 



XIX. 



XX. 



XXI. 



YEAR. 

 1849. 



1854. 

 1853. 

 1854. 



XXII. 1854. 



XXIII. 

 XXIV. 



XXV. 

 XXVI. 



1857. 

 1858. 



1867-69. 

 1863. 



XXVII. 1863. 



XXVIII. 



XXIX. 



XXX. 



XXXI. 



XXXII. 



XXXIII. 

 XXXIV. 

 XXXV. 



1864. 

 1864. 

 1866. 



1871. 



1868-74, 



XXXVI.A. 1873-76. 



XXXVI.B. 

 XXXVI.C. 



1873. 

 1875. 



1876. 



On the Production of Cholera by insufficient Drain- 

 age. Paper .. .. .. .. .. .. 276 



Investigations in Binocular Perspective, with rules . . 279 



On Education. Letter 283 



Introductory Discourse on the Objects and Advan- 

 tages of Educational Lectures. Lecture .. .. 289 

 On the new Bank of England Note, and the Sub- 

 stitution of Surface Printing from Electrotypes 



for Copper-plate Printing. Paper 299 



On the Monogenesis of Physical Forces. Lecture . . 317 

 On the Eclipse of the Sun. (Experiments with 

 Smee's photometer.) Letter .. .. .. 326 



On the Water Supply of London. Speech, Letters.. 328 

 Rejoinder to the Manifesto of Dr. Dalgairns, Principal 



of the Oratory, Sec. Pamphlet 332 



On the Practical Remedy for Extortion and Intimi- 

 dation practised by the aid of the Superior Law 

 Courts. Pamphlet: ANON. .. .. .. 343 



The Puppet Parliament. Pamphlet : ANON. .. 347 



The Final Reform Bill. Pamphlet : ANON. .. 350 



On Locked-up Money. Letters .. .. .. 354 



Various Letters : ANON. .. .. .. .. 357 



On the Unseaworthiness of Ships sent to Sea. 

 Letters: ANON. .. .. .. .. .. 358 



On Chancery Reform. Letters : ANON 362 



A Gossip about Gardening. Lecture .. .. 366 



Part of two Speeches delivered at Rochester. 



Speeches 374 



Milk, Typhoid Fever, and Sewage, Correspondence 



on. -Letters 382 



On Sewage, Sewage Produce, and Disease. Paper 394 

 Proposed Heads of Legislation for the Regulation 

 of Sewage Grounds. Paper . . . . . . 403 



Reply to the Discussion of the above. Speech .. 415 



